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| author | David S. Miller <davem@davemloft.net> | 2018-09-18 19:33:27 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2018-09-18 19:33:27 +0300 |
| commit | e366fa435032db1ce1538a2c029714666985dd48 (patch) | |
| tree | d08bab02ba212339e4cfc0f2e3666435dd795b90 /arch/x86/kernel/eisa.c | |
| parent | cf7d97e1e54d71679a8b11716dad9d21deb0e1e2 (diff) | |
| parent | 5211da9ca526a5adddee1ccd078e6e33a583ab36 (diff) | |
| download | linux-e366fa435032db1ce1538a2c029714666985dd48.tar.xz | |
Merge ra.kernel.org:/pub/scm/linux/kernel/git/davem/net
Two new tls tests added in parallel in both net and net-next.
Used Stephen Rothwell's linux-next resolution.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/x86/kernel/eisa.c')
| -rw-r--r-- | arch/x86/kernel/eisa.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/arch/x86/kernel/eisa.c b/arch/x86/kernel/eisa.c index f260e452e4f8..e8c8c5d78dbd 100644 --- a/arch/x86/kernel/eisa.c +++ b/arch/x86/kernel/eisa.c @@ -7,11 +7,17 @@ #include <linux/eisa.h> #include <linux/io.h> +#include <xen/xen.h> + static __init int eisa_bus_probe(void) { - void __iomem *p = ioremap(0x0FFFD9, 4); + void __iomem *p; + + if (xen_pv_domain() && !xen_initial_domain()) + return 0; - if (readl(p) == 'E' + ('I'<<8) + ('S'<<16) + ('A'<<24)) + p = ioremap(0x0FFFD9, 4); + if (p && readl(p) == 'E' + ('I' << 8) + ('S' << 16) + ('A' << 24)) EISA_bus = 1; iounmap(p); return 0; |